From afar, the whole thing looks like an
A closer look at the
however, shows the
region is actually a window into the center of a larger dark shell of
Through this window, a brightly-lit
where a whole open cluster
of stars is being formed.
In this cavity
tall pillars and
round globules of dark dust and cold
remain where stars are still forming.
Already visible are several young
bright blue stars
whose light and
winds are burning away and pushing back the
and walls of gas and dust.
The Eagle emission nebula,
tagged M16, lies about 6500
light years away, spans about 20 light-years,
and is visible with
the constellation of the Serpent
This picture combines three specific emitted colors
and was taken with the
0.9-meter telescope on